Finding the Fourth Proportional to 168.17, 252.24 and 59.96
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Solution
The fourth proportional to 168.17, 252.24 and 59.96 is: 89.93
Step by Step Solution
- Step 1: Write the proportion equation
168.17 : 252.24 = 59.96 : x - Step 2: Convert to fraction form
168.17/252.24 = 59.96/x - Step 3: Cross multiply
168.17x = 252.24 × 59.96 - Step 4: Simplify right side
168.17x = 15,123.05 - Step 5: Solve for x
x = 15,123.05/168.17 - Step 6: Final answer
x = 89.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.